<template>
    <div class="main">
        <a-form
        id="formLogin"
        class="user-layout-login"
        ref="formLogin"
        :form="form"
        @submit="handleSubmit"
        >
            <a-form-item>
                <a-input size="large" type="text" :placeholder="$t('user.login.mobile.placeholder')" v-decorator="['mobile', {rules: [{ required: true, pattern: /^1[3456789]\d{9}$/, message: $t('user.login.mobile.placeholder') }], validateTrigger: 'change'}]">
                <a-icon slot="prefix" type="mobile" :style="{ color: 'rgba(0,0,0,.25)' }"/>
                </a-input>
            </a-form-item>

            <a-row :gutter="16">
                <a-col class="gutter-row" :span="16">
                <a-form-item>
                    <a-input size="large" type="text" :placeholder="$t('user.login.mobile.verification-code.placeholder')" v-decorator="['verifyCode', {rules: [{ required: true, message: $t('user.verification-code.required') }], validateTrigger: 'blur'}]">
                    <a-icon slot="prefix" type="safety" :style="{ color: 'rgba(0,0,0,.25)' }"/>
                    </a-input>
                </a-form-item>
                </a-col>
                <a-col class="gutter-row" :span="8">
                <a-button
                    class="getCaptcha"
                    tabindex="-1"
                    :disabled="state.smsSendBtn"
                    @click.stop.prevent="getCaptcha"
                    v-text="!state.smsSendBtn && $t('user.register.get-verification-code') || (state.time+' s')"
                ></a-button>
                </a-col>
            </a-row>

            <a-form-item>
                <!-- <router-link
                :to="{ name: 'recover', params: { user: 'aaa'} }"
                class="forge-password"
                >{{ $t('user.login.forgot-password') }}</router-link> -->
                <router-link class="register" style="float: right;" :to="{ name: 'login' }">密码登录</router-link>
            </a-form-item>

            <a-form-item style="margin-top:24px">
                <a-button
                size="large"
                type="primary"
                htmlType="submit"
                class="login-button"
                :loading="state.loginBtn"
                :disabled="state.loginBtn"
                >{{ $t('user.login.login') }}</a-button>
            </a-form-item>
        </a-form>

        <two-step-captcha
        v-if="requiredTwoStepCaptcha"
        :visible="stepCaptchaVisible"
        @success="stepCaptchaSuccess"
        @cancel="stepCaptchaCancel"
        ></two-step-captcha>
    </div>
</template>

<script>
import md5 from 'md5'
import TwoStepCaptcha from '@/components/tools/TwoStepCaptcha'
import { mapActions } from 'vuex'
import { timeFix } from '@/utils/util'
import { getSmsCaptcha, get2step } from '@/api/login'
import { USER_TYPE } from '@/store/mutation-types'
import storage from 'store'

export default {
  components: {
    TwoStepCaptcha
  },
  data () {
    return {
      customActiveKey: 'tab1',
      loginBtn: false,
      // login type: 0 email, 1 username, 2 telephone
      loginType: 0,
      isLoginError: false,
      requiredTwoStepCaptcha: false,
      stepCaptchaVisible: false,
      form: this.$form.createForm(this),
      state: {
        time: 60,
        loginBtn: false,
        // login type: 0 email, 1 username, 2 telephone
        loginType: 0,
        smsSendBtn: false
      }
    }
  },
  created () {
    
  },
  methods: {
    ...mapActions(['PhoneLogin', 'Logout']),
    // handler
    handleUsernameOrEmail (rule, value, callback) {
      const { state } = this
      const regex = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+((\.[a-zA-Z0-9_-]{2,3}){1,2})$/
      if (regex.test(value)) {
        state.loginType = 0
      } else {
        state.loginType = 1
      }
      callback()
    },
    handleTabClick (key) {
      this.customActiveKey = key
      // this.form.resetFields()
    },
    handleSubmit (e) {
      e.preventDefault()
      const {
        form: { validateFields },
        state,
        customActiveKey,
        PhoneLogin
      } = this

      state.loginBtn = true

      const validateFieldsKey = customActiveKey === 'tab1' ? ['mobile', 'verifyCode'] : ['mobile', 'captcha']
      validateFields(validateFieldsKey, { force: true }, (err, values) => {
        if (!err) {
          const loginParams = { ...values }
          PhoneLogin(loginParams)
            .then((res) => {this.loginSuccess(res)})
            .catch(err => {
              this.requestFailed(err)
            })
            .finally(() => {
              state.loginBtn = false
            })
        } else {
          setTimeout(() => {
            state.loginBtn = false
          }, 600)
        }
      })
    },
    getCaptcha (e) {
      e.preventDefault()
      const { form: { validateFields }, state } = this

      validateFields(['mobile'], { force: true }, (err, values) => {
        if (!err) {
          state.smsSendBtn = true

          const interval = window.setInterval(() => {
            if (state.time-- <= 0) {
              state.time = 60
              state.smsSendBtn = false
              window.clearInterval(interval)
            }
          }, 1000)

          const hide = this.$message.loading('验证码发送中..', 0)
          getSmsCaptcha({ phone: values.mobile , businessType: 'USER_LOGIN'}).then(res => {
            setTimeout(hide, 2500)
            if(res.success){
              this.$notification['success']({
                message: '提示',
                description: `验证码已发送至尾号${values.mobile.substring(7)}上，请注意查收`,
                duration: 8
              })
            }else{
              this.$notification['error']({
                message: '提示',
                description: res.errMessage,
                duration: 8
              })
            }
          }).catch(err => {
            setTimeout(hide, 1)
            clearInterval(interval)
            state.time = 60
            state.smsSendBtn = false
            this.requestFailed(err)
          })
        }
      })
    },
    stepCaptchaSuccess () {
      this.loginSuccess()
    },
    stepCaptchaCancel () {
      this.Logout().then(() => {
        this.loginBtn = false
        this.stepCaptchaVisible = false
      })
    },
    loginSuccess (res) {
      console.log(res)
      var roles = storage.get(USER_TYPE)
      if(roles != 1){
        this.$notification['error']({
          message: '错误',
          description: '当前账号暂无登录权限！',
          duration: 4
        })
        return;
      }
      this.$router.push({ path: '/' })
      // 延迟 1 秒显示欢迎信息
      setTimeout(() => {
        this.$notification.success({
          message: '欢迎',
          description: `${timeFix()}，欢迎回来`
        })
      }, 1000)
      this.isLoginError = false
    },
    requestFailed (err) {
      console.log(err,'err')
      this.isLoginError = true
      this.$notification['error']({
        message: '错误',
        description: err || '请求出现错误，请稍后再试',
        duration: 4
      })
    }
  }
}
</script>

<style lang="less" scoped>
.user-layout-login {
  label {
    font-size: 14px;
  }

  .getCaptcha {
    display: block;
    width: 100%;
    height: 40px;
  }

  .forge-password {
    font-size: 14px;
  }

  button.login-button {
    padding: 0 15px;
    font-size: 16px;
    height: 40px;
    width: 100%;
  }

  .user-login-other {
    text-align: left;
    margin-top: 24px;
    line-height: 22px;

    .item-icon {
      font-size: 24px;
      color: rgba(0, 0, 0, 0.2);
      margin-left: 16px;
      vertical-align: middle;
      cursor: pointer;
      transition: color 0.3s;

      &:hover {
        color: #1890ff;
      }
    }

    .register {
      float: right;
    }
  }
}
</style>
